১১০২১
The numbers 2, 3, 5 and x have an average equal to 4. What is the value of x?
উত্তর
6
১১০২২
If 15 is the 6th number in a series of 6 consecutive odd numbers what is 4th number in the series?
উত্তর
11
১১০২৪
Two buses start at the same time from Delhi and Agra, which are 300km apart, towards each other. After what time will they cross each other if their speeds are 38km per hour and 37km per hour?
উত্তর
4 hours
১১০২৫
A and B can together complete a piece of work in 4 days. If A alone can complete the same work in 12 days, in how many days can B alone complete that work?
উত্তর
6 days
১১০২৭
How many seconds will a 500m long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr?
উত্তর
30
১১০২৮
A lent Tk. 5,000 to B for 2 years and Tk. 3,000 to C for 4 years on simple interest at the same rate of interest and received Tk. 2,200 in all from both of them as interest. The rate of interest per annum is:
উত্তর
10%
১১০২৯
Nikki is 25% more efficient than Tina. Tina alone can build a craft in 20 days. Find the number of days taken by Nikki to finish the same piece of work?
উত্তর
16
১১০৩০
A man can reach a certain place in 40 hours. If he reduces his speed by 1/15th, he goes 5 km less in that time. Find the total distance covered by him.
উত্তর
75km